|
MT18VDDF12872HY Datasheet, PDF (1/10 Pages) Micron Technology – DDR SDRAM SODIMM | |||
|
1GB (x72, ECC, DR) 200-Pin DDR SDRAM SODIMM
Features
DDR SDRAM SODIMM
MT18VDDF12872H â 1GB
For component data sheets, refer to Micronâs Web site: www.micron.com
Features
⢠200-pin, small-outline dual in-line memory module
(SODIMM)
⢠Fast data transfer rates: PC2100, PC2700, or PC3200
⢠1GB (128 Meg x 72)
⢠Supports ECC error detection and correction
⢠VDD = VDDQ = +2.5V
(-40B: VDD = VDDQ = +2.6V)
⢠VDDSPD = +2.3V to +3.6V
⢠2.5V I/O (SSTL_2-compatible)
⢠Internal, pipelined double data rate (DDR)
architecture; two data accesses per clock cycle
⢠Bidirectional data strobe (DQS) transmitted/
received with dataâthat is, source-synchronous
data capture
⢠Differential clock inputs (CK and CK#)
⢠Multiple internal device banks for concurrent
operation
⢠Selectable burst lengths (BL) 2, 4, or 8
⢠Auto precharge option
⢠Auto refresh and self refresh modes: 7.8125µs
maximum average periodic refresh interval
⢠Serial presence-detect (SPD) with EEPROM
⢠Selectable CAS latency (CL) for maximum
compatibility
⢠Dual rank
⢠Gold edge contacts
Figure 1: 200-Pin SODIMM (MO-224)
PCB height: 31.75mm (1.25in)
Options
Marking
⢠Operating temperature1
â Commercial (0°C ⤠TA ⤠+70°C)
â Industrial (â40°C ⤠TA ⤠+85°C)
⢠Package
None
I
â 200-pin DIMM (standard)
G
â 200-pin DIMM (Pb-free)
Y
⢠Memory clock, speed, CAS latency
â 5.0ns (200 MHz), 400 MT/s, CL = 3
-40B
â 6.0ns (167 MHz), 333 MT/s, CL = 2.5
â 7.5ns (133 MHz), 266 MT/s, CL = 22
â 7.5ns (133 MHz), 266 MT/s, CL = 2.52
-335
-26A
-265
Notes: 1. Contact Micron for industrial temperature
module offerings.
2. Not recommended for new designs.
Table 1: Key Timing Parameters
Speed
Industry
Data Rate (MT/s)
tRCD
tRP
tRC
Grade
Nomenclature
CL = 3
CL = 2.5
CL = 2
(ns)
(ns)
(ns)
-40B
-335
-26A
-265
PC3200
PC2700
PC2100
PC2100
400
333
266
15
15
55
â
333
266
18
18
60
â
266
266
20
20
65
â
266
200
20
20
65
PDF: 09005aef80e4880c/Source: 09005aef80e487d7
DDF18C128x72H.fm - Rev. B 10/07 EN
1
Micron Technology, Inc., reserves the right to change products or specifications without notice.
©2004 Micron Technology, Inc. All rights reserved.
Products and specifications discussed herein are subject to change by Micron without notice.
|
▷ |